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<div class="title">ApproxCliqueLifter.cpp</div>  </div>
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<a href="ApproxCliqueLifter_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * ApproxCliqueLifter.cpp</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> *  Created on: Jan 24, 2014</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *      Author: ik</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;</div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="ApproxCliqueLifter_8h.html">ApproxCliqueLifter.h</a>&gt;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;</div>
<div class="line"><a name="l00010"></a><span class="lineno"><a class="code" href="ApproxCliqueLifter_8cpp.html#a1540043f26f13497135c7db9b95c333c">   10</a></span>&#160;<span class="keyword">static</span> <a class="code" href="classIntValueArray.html">IntValueArray</a> <span class="keyword">const</span> * <a class="code" href="ApproxCliqueLifter_8cpp.html#a1540043f26f13497135c7db9b95c333c">_comparray</a>;</div>
<div class="line"><a name="l00011"></a><span class="lineno"><a class="code" href="ApproxCliqueLifter_8cpp.html#a07407711027098d1ac1e13d04c95bcd5">   11</a></span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="ApproxCliqueLifter_8cpp.html#a07407711027098d1ac1e13d04c95bcd5">_compararDblArray</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> * a, <span class="keyword">const</span> <span class="keywordtype">void</span> * b) {</div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;        <span class="keywordflow">return</span> (*_comparray)[*((<span class="keywordtype">int</span> *) b)] - (*_comparray)[*((<span class="keywordtype">int</span> *) a)];</div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;}</div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;</div>
<div class="line"><a name="l00015"></a><span class="lineno"><a class="code" href="classComparadorPesos__CliqueLifter.html">   15</a></span>&#160;<span class="keyword">class </span><a class="code" href="classComparadorPesos__CliqueLifter.html">ComparadorPesos_CliqueLifter</a> : <a class="code" href="classComparador.html">Comparador</a></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;{</div>
<div class="line"><a name="l00017"></a><span class="lineno"><a class="code" href="classComparadorPesos__CliqueLifter.html#a2b2332a54a47bc2bd4089d81dabf9b9f">   17</a></span>&#160;        <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classApproxCliqueLifter.html">ApproxCliqueLifter</a>;</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;</div>
<div class="line"><a name="l00019"></a><span class="lineno"><a class="code" href="classComparadorPesos__CliqueLifter.html#abefbf27129a437802721c0d14f8fe377">   19</a></span>&#160;        <a class="code" href="classComparadorPesos__CliqueLifter.html#abefbf27129a437802721c0d14f8fe377">ComparadorPesos_CliqueLifter</a>() {};</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00021"></a><span class="lineno"><a class="code" href="classComparadorPesos__CliqueLifter.html#ac1d32fe7192fab02002b0be274f81bc0">   21</a></span>&#160;        <span class="keyword">virtual</span> <a class="code" href="classComparadorPesos__CliqueLifter.html#ac1d32fe7192fab02002b0be274f81bc0">~ComparadorPesos_CliqueLifter</a>() {};</div>
<div class="line"><a name="l00022"></a><span class="lineno"><a class="code" href="classComparadorPesos__CliqueLifter.html#aaf3199137ec9c00a8dd29e97c5af8922">   22</a></span>&#160;        <span class="keywordtype">int</span> <a class="code" href="classComparadorPesos__CliqueLifter.html#aaf3199137ec9c00a8dd29e97c5af8922">comparar</a>(<span class="keywordtype">int</span> a, <span class="keywordtype">int</span> b) { <span class="keywordflow">return</span> 0; };</div>
<div class="line"><a name="l00023"></a><span class="lineno"><a class="code" href="classComparadorPesos__CliqueLifter.html#afafaa07d349fc6a182a33a295f293aee">   23</a></span>&#160;        <a class="code" href="Lista_8h.html#ab5b532bad5bba5164a3b4056ee497499">CompFunction</a> <a class="code" href="classComparadorPesos__CliqueLifter.html#afafaa07d349fc6a182a33a295f293aee">getCompFunction</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="ApproxCliqueLifter_8cpp.html#a07407711027098d1ac1e13d04c95bcd5">_compararDblArray</a>; };</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;};</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="code" href="classApproxCliqueLifter.html#aaa245530e7445f6ab71533c5c4811dc9">   26</a></span>&#160;<a class="code" href="classApproxCliqueLifter.html#aaa245530e7445f6ab71533c5c4811dc9">ApproxCliqueLifter::ApproxCliqueLifter</a>(<a class="code" href="classGrafo.html">Grafo</a> &amp;grafo, <a class="code" href="classCliquer.html">Cliquer</a> &amp;cliquer, <a class="code" href="structSeparatorParameters.html">SeparatorParameters</a>&amp; par) : <a class="code" href="classCliqueLifter.html">CliqueLifter</a>(grafo, cliquer, <a class="code" href="classApproxCliqueLifter.html#a163bcdf2c3fa820ebdf1e44b4e8e9a99">_parametros</a>.MINVIOLATION),</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;                <a class="code" href="classApproxCliqueLifter.html#a163bcdf2c3fa820ebdf1e44b4e8e9a99">_parametros</a>(par), <a class="code" href="classApproxCliqueLifter.html#af0c6da05ebbb8251ab51c450e1215852">_alpha</a>(1), <a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>(*(new <a class="code" href="classVertexSet.html">VertexSet</a>(<a class="code" href="classCliqueLifter.html#adb8e24f2247f729f444caff7375c3be1">_grafo</a>.getN()))), <a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>(*(new <a class="code" href="classLista.html">Lista</a>(<a class="code" href="classCliqueLifter.html#adb8e24f2247f729f444caff7375c3be1">_grafo</a>.getN()))),</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;                <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>(*(new <a class="code" href="classVertexSet.html">VertexSet</a>(<a class="code" href="classCliqueLifter.html#adb8e24f2247f729f444caff7375c3be1">_grafo</a>.getN()))), <a class="code" href="classApproxCliqueLifter.html#a6bd1457688ea69dbb5a83b253164754b">_R</a>(*(new <a class="code" href="classVertexSet.html">VertexSet</a>(<a class="code" href="classCliqueLifter.html#adb8e24f2247f729f444caff7375c3be1">_grafo</a>.getN()))), <a class="code" href="classApproxCliqueLifter.html#a6509e47eeba793d3587576f1c4810582">_compPesos</a>(*(new <a class="code" href="classComparadorPesos__CliqueLifter.html">ComparadorPesos_CliqueLifter</a>())),</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;                <a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>(*(new <a class="code" href="classIntValueArray.html">IntValueArray</a>(<a class="code" href="classCliqueLifter.html#adb8e24f2247f729f444caff7375c3be1">_grafo</a>.getN()))), <a class="code" href="classApproxCliqueLifter.html#ac1e17b6b283a5ce5e9cf2a40f59af591">_verticesPD</a>(*(new <a class="code" href="classVertexSet.html">VertexSet</a>(<a class="code" href="classCliqueLifter.html#adb8e24f2247f729f444caff7375c3be1">_grafo</a>.getN())))</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;{</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;}</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div>
<div class="line"><a name="l00033"></a><span class="lineno"><a class="code" href="classApproxCliqueLifter.html#af721265b05439d533ee50345ef28c3df">   33</a></span>&#160;<a class="code" href="classApproxCliqueLifter.html#af721265b05439d533ee50345ef28c3df">ApproxCliqueLifter::~ApproxCliqueLifter</a>()</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;{</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;        <span class="keyword">delete</span> &amp;<a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;        <span class="keyword">delete</span> &amp;<a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>;</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;        <span class="keyword">delete</span> &amp;<a class="code" href="classApproxCliqueLifter.html#a6bd1457688ea69dbb5a83b253164754b">_R</a>;</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;        <span class="keyword">delete</span> &amp;<a class="code" href="classApproxCliqueLifter.html#a6509e47eeba793d3587576f1c4810582">_compPesos</a>;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;        <span class="keyword">delete</span> &amp;<a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>;</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;        <span class="keyword">delete</span> &amp;<a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>;</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;        <span class="keyword">delete</span> &amp;<a class="code" href="classApproxCliqueLifter.html#ac1e17b6b283a5ce5e9cf2a40f59af591">_verticesPD</a>;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;}</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;</div>
<div class="line"><a name="l00044"></a><span class="lineno"><a class="code" href="classApproxCliqueLifter.html#aa2492fcc35d25caa9a1f268d50e2b07a">   44</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="classApproxCliqueLifter.html#aa2492fcc35d25caa9a1f268d50e2b07a">ApproxCliqueLifter::greedyCovering</a>(<a class="code" href="classVertexSet.html">VertexSet</a>&amp; R, <span class="keyword">const</span> <a class="code" href="classIntValueArray.html">IntValueArray</a>&amp; pesos, <span class="keywordtype">int</span> lim) {</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;        <span class="keywordtype">int</span> size = 0;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;        <span class="keywordtype">int</span> weight = 0, cw;</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;        <span class="keywordtype">bool</span> nemptcol = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#a6bd1457688ea69dbb5a83b253164754b">_R</a>.<a class="code" href="classVertexSet.html#a89509715aacc2aca84233e4391b05ff6">copyAll</a>(R);</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>.<a class="code" href="classLista.html#a949c55267be87f15ce85e35f1abf036d">clear</a>();</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#a6bd1457688ea69dbb5a83b253164754b">_R</a>.<a class="code" href="classVertexSet.html#a0dc1a170eba068c52846d57f5c5b27b9">lista</a>(<a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>);</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        _comparray = &amp;pesos;</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>.<a class="code" href="classLista.html#a1e7557450f0fe7f0c46f7532e45727f4">ordenar</a>(<a class="code" href="classApproxCliqueLifter.html#a6509e47eeba793d3587576f1c4810582">_compPesos</a>);</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        <span class="keywordflow">while</span> (size &lt; lim &amp;&amp; nemptcol) {</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;                <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>.<a class="code" href="classVertexSet.html#a89509715aacc2aca84233e4391b05ff6">copyAll</a>(<a class="code" href="classApproxCliqueLifter.html#a6bd1457688ea69dbb5a83b253164754b">_R</a>);</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;                nemptcol = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;                cw = 0;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;                <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; <a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>.<a class="code" href="classLista.html#a5e11c25cb7da7daebb93ea00c1b65e71">cantidad</a>(); i++) {</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;                        <span class="keywordtype">int</span> v = <a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>[i];</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;                        <span class="keywordflow">if</span> (<a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>.<a class="code" href="classVertexSet.html#a55e04c09798fb285372f015777fb019a">contains</a>(v))</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;                        {</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;                                <span class="keywordflow">if</span> (!nemptcol) {</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;                                        cw = pesos[v];</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;                                        nemptcol = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;                                }</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;                                <span class="comment">// note that vidx is removed from _RR only if clqOrStab=false</span></div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;                                <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>.<a class="code" href="classVertexSet.html#a1fda19b2def1d7e38aab5747b9d30d39">retainAll</a>(<a class="code" href="classCliqueLifter.html#adb8e24f2247f729f444caff7375c3be1">_grafo</a>.<a class="code" href="classGrafo.html#a6655b3cc3062341428b5138a20e2423d">vecinos</a>(v));</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;                                <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>.<a class="code" href="classVertexSet.html#a6d9fc4112b029f2cb40fc59a80082ca9">remove</a>(v);</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;                                <a class="code" href="classApproxCliqueLifter.html#a6bd1457688ea69dbb5a83b253164754b">_R</a>.<a class="code" href="classVertexSet.html#a6d9fc4112b029f2cb40fc59a80082ca9">remove</a>(v);</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;                        }</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;                }</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;                <span class="keywordflow">if</span> (nemptcol) {</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;                        weight+=cw;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;                        size++;</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;                }</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        }</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        <span class="keywordflow">return</span> weight;</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;}</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;</div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="code" href="classApproxCliqueLifter.html#a1d3eb7a909b24607d7cf194717b21e8a">   85</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="classApproxCliqueLifter.html#a1d3eb7a909b24607d7cf194717b21e8a">ApproxCliqueLifter::greedyPrimalDual</a>(<span class="keyword">const</span> <a class="code" href="classVertexSet.html">VertexSet</a>&amp; R, <span class="keyword">const</span> <a class="code" href="classIntValueArray.html">IntValueArray</a>&amp; pesos, <span class="keywordtype">int</span> alpha, <span class="keywordtype">int</span> lim) {</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>.<a class="code" href="classIntValueArray.html#a35dfd805b7f3cf57bfbc9256a78cdd30">copy</a>(pesos);</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#ac1e17b6b283a5ce5e9cf2a40f59af591">_verticesPD</a>.<a class="code" href="classVertexSet.html#a89509715aacc2aca84233e4391b05ff6">copyAll</a>(R);</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;        <span class="keywordtype">int</span> npd;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;        <span class="keywordtype">int</span> k = 0;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        <span class="keywordflow">do</span> {</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;                <a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>.<a class="code" href="classLista.html#a949c55267be87f15ce85e35f1abf036d">clear</a>();</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;                <a class="code" href="classApproxCliqueLifter.html#ac1e17b6b283a5ce5e9cf2a40f59af591">_verticesPD</a>.<a class="code" href="classVertexSet.html#a0dc1a170eba068c52846d57f5c5b27b9">lista</a>(<a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>);</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;                <span class="keywordtype">int</span> menorp = <a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>[<a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>[0]];</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;                <span class="keywordtype">int</span> t;</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;                <span class="keywordflow">for</span> (t = 1; t &lt; _enumerables.cantidad(); t++)</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;                        <span class="keywordflow">if</span> (<a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>[_enumerables[t]] &lt; menorp)</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;                                menorp = <a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>[_enumerables[t]];</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;                npd = 0;</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;                <span class="keywordflow">for</span> (t = 0; t &lt; _enumerables.cantidad(); t++) {</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;                        <a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>.<a class="code" href="classIntValueArray.html#a8cb1d35fba2cab8f5626ec93af194aea">setValue</a>(_enumerables[t], <a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>[_enumerables[t]]-menorp);</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;                        <span class="keywordflow">if</span> (<a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>[_enumerables[t]] == 0)</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;                                <a class="code" href="classApproxCliqueLifter.html#ac1e17b6b283a5ce5e9cf2a40f59af591">_verticesPD</a>.<a class="code" href="classVertexSet.html#a6d9fc4112b029f2cb40fc59a80082ca9">remove</a>(_enumerables[t]);</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;                        <span class="keywordflow">else</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;                                npd++;</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;                }</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;                k+=alpha*menorp;</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;        } <span class="keywordflow">while</span> (npd &gt; <a class="code" href="classApproxCliqueLifter.html#a163bcdf2c3fa820ebdf1e44b4e8e9a99">_parametros</a>.<a class="code" href="structSeparatorParameters.html#a5a1b31db86573f40a1aac76987f9b3cd" title="número de vértices de pequeños grafos; usado en el método aproximado de cálculo de lambda...">SMALLGRAPH</a>);</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="comment">//      cout &lt;&lt; &quot;menorp: &quot; &lt;&lt; k &lt;&lt; &quot; sizevert: &quot; &lt;&lt; _vertices.size() &lt;&lt; &quot; sizevv: &quot; &lt;&lt; npd &lt;&lt; endl;</span></div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>.<a class="code" href="classVertexSet.html#a1ad5baec3f40e902656e4fb5c3cf9b6d">removeAll</a>();</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;        <span class="keywordflow">return</span> k + <a class="code" href="classCliqueLifter.html#a5e03853f104a2c1f804535880784d6f5">_cliquer</a>.<a class="code" href="classCliquer.html#a6ec1a8389bad77236e61e4d706914932">optimize</a>(<a class="code" href="classApproxCliqueLifter.html#ab9a0336f3f4929abb136cb263a301c1e">_pesosPD</a>, <a class="code" href="classApproxCliqueLifter.html#ac1e17b6b283a5ce5e9cf2a40f59af591">_verticesPD</a>, <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>, lim-k);</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;}</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;</div>
<div class="line"><a name="l00116"></a><span class="lineno"><a class="code" href="classApproxCliqueLifter.html#a8e1022eb1ab0081b15ac6910c4f2d3ab">  116</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classApproxCliqueLifter.html#a8e1022eb1ab0081b15ac6910c4f2d3ab">ApproxCliqueLifter::lift</a>(<a class="code" href="classDesigualdad.html">Desigualdad</a> *dv, <a class="code" href="classVertexSet.html">VertexSet</a> *W)</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;{</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>.<a class="code" href="classVertexSet.html#a89509715aacc2aca84233e4391b05ff6">copyAll</a>(dv-&gt;<a class="code" href="classDesigualdad.html#a0fb1daceb6f6516f70aeb00f7dae8766">getSoporte</a>());</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>.<a class="code" href="classVertexSet.html#a1ad5baec3f40e902656e4fb5c3cf9b6d">removeAll</a>(*W);</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>.<a class="code" href="classVertexSet.html#a1ad5baec3f40e902656e4fb5c3cf9b6d">removeAll</a>();</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;<span class="comment">//      cout &lt;&lt; &quot;alpha before: &quot; &lt;&lt; _alpha;</span></div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        <span class="keywordtype">int</span> newalpha = <a class="code" href="classCliqueLifter.html#a5e03853f104a2c1f804535880784d6f5">_cliquer</a>.<a class="code" href="classCliquer.html#a6ec1a8389bad77236e61e4d706914932">optimize</a>(<a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>, <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>, <a class="code" href="classApproxCliqueLifter.html#af0c6da05ebbb8251ab51c450e1215852">_alpha</a>, <a class="code" href="classApproxCliqueLifter.html#af0c6da05ebbb8251ab51c450e1215852">_alpha</a>+1, 0);</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="comment">//      cout &lt;&lt; &quot;  alpha middle: &quot; &lt;&lt; newalpha;</span></div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;<span class="comment">//      cout &lt;&lt; endl;</span></div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        <span class="keywordtype">int</span> valor;</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;        <span class="keywordtype">int</span> lambda;</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        <span class="keywordtype">int</span> nvert = <a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>.<a class="code" href="classVertexSet.html#aaa4bda24e902ee3fdff1712220389396">size</a>();</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;        <span class="keywordflow">if</span> (nvert &lt;= <a class="code" href="classApproxCliqueLifter.html#a163bcdf2c3fa820ebdf1e44b4e8e9a99">_parametros</a>.<a class="code" href="structSeparatorParameters.html#a5a1b31db86573f40a1aac76987f9b3cd" title="número de vértices de pequeños grafos; usado en el método aproximado de cálculo de lambda...">SMALLGRAPH</a>) {</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;                <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>.<a class="code" href="classVertexSet.html#a1ad5baec3f40e902656e4fb5c3cf9b6d">removeAll</a>();</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;                valor = <a class="code" href="classCliqueLifter.html#a5e03853f104a2c1f804535880784d6f5">_cliquer</a>.<a class="code" href="classCliquer.html#a6ec1a8389bad77236e61e4d706914932">optimize</a>(dv-&gt;<a class="code" href="classDesigualdad.html#aaff032d2c6db04a724e1d404d7bdfb1f">getCoeficientes</a>(), <a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>, <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>, dv-&gt;<a class="code" href="classDesigualdad.html#a985afe269bc6cc893d0fb5f05e6c0051">getRHS</a>());</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;                lambda = valor - dv-&gt;<a class="code" href="classDesigualdad.html#a985afe269bc6cc893d0fb5f05e6c0051">getRHS</a>();</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="comment">//              cout &lt;&lt; &quot;exact alpha: &quot; &lt;&lt; valor &lt;&lt; &quot; Lambda: &quot; &lt;&lt; lambda &lt;&lt; &quot; rhs: &quot; &lt;&lt; dv-&gt;getRHS() &lt;&lt; endl;</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;        }</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;        <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;                valor = <a class="code" href="classApproxCliqueLifter.html#a1d3eb7a909b24607d7cf194717b21e8a">greedyPrimalDual</a>(<a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>, dv-&gt;<a class="code" href="classDesigualdad.html#aaff032d2c6db04a724e1d404d7bdfb1f">getCoeficientes</a>(), newalpha, dv-&gt;<a class="code" href="classDesigualdad.html#a985afe269bc6cc893d0fb5f05e6c0051">getRHS</a>());</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;                lambda = valor - dv-&gt;<a class="code" href="classDesigualdad.html#a985afe269bc6cc893d0fb5f05e6c0051">getRHS</a>();</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="comment">//              cout &lt;&lt; &quot;casi exact alpha: &quot; &lt;&lt; valor &lt;&lt; &quot; newalpha: &quot; &lt;&lt; newalpha &lt;&lt; &quot; Lambda: &quot; &lt;&lt; lambda &lt;&lt; &quot; rhs: &quot; &lt;&lt; dv-&gt;getRHS() &lt;&lt; endl;</span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;        }</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        <span class="keywordflow">if</span> (lambda &gt; 0)</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;        {</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;                <span class="keywordflow">if</span> (newalpha == <a class="code" href="classApproxCliqueLifter.html#af0c6da05ebbb8251ab51c450e1215852">_alpha</a>) {</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;                        <a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>.<a class="code" href="classVertexSet.html#a0475c4f6adcacc46e5351628c1df404c">addAll</a>(*W);</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;                        <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>.<a class="code" href="classVertexSet.html#a1ad5baec3f40e902656e4fb5c3cf9b6d">removeAll</a>();</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;                        <a class="code" href="classApproxCliqueLifter.html#af0c6da05ebbb8251ab51c450e1215852">_alpha</a> = <a class="code" href="classCliqueLifter.html#a5e03853f104a2c1f804535880784d6f5">_cliquer</a>.<a class="code" href="classCliquer.html#a6ec1a8389bad77236e61e4d706914932">optimize</a>(<a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>, <a class="code" href="classApproxCliqueLifter.html#ae1f48e61ba34ad431c2a93c75814fa48">_RR</a>, <a class="code" href="classApproxCliqueLifter.html#af0c6da05ebbb8251ab51c450e1215852">_alpha</a>, <a class="code" href="classApproxCliqueLifter.html#af0c6da05ebbb8251ab51c450e1215852">_alpha</a>+1, 0);</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;                        <a class="code" href="classApproxCliqueLifter.html#a034361e3299b73c103968b0d41c2a84f">_vertices</a>.<a class="code" href="classVertexSet.html#a1ad5baec3f40e902656e4fb5c3cf9b6d">removeAll</a>(*W);</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;<span class="comment">//                      cout &lt;&lt; &quot;  alpha after: &quot; &lt;&lt; _alpha;</span></div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;                }</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;                <span class="keywordflow">else</span></div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;                        <a class="code" href="classApproxCliqueLifter.html#af0c6da05ebbb8251ab51c450e1215852">_alpha</a> = newalpha;</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="comment">//              cout &lt;&lt; endl;</span></div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;                <a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>.<a class="code" href="classLista.html#a949c55267be87f15ce85e35f1abf036d">clear</a>();</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;                W-&gt;<a class="code" href="classVertexSet.html#a0dc1a170eba068c52846d57f5c5b27b9">lista</a>(<a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>);</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;                <span class="keywordtype">int</span> nuevoCoef;</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;                <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; <a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>.<a class="code" href="classLista.html#a5e11c25cb7da7daebb93ea00c1b65e71">cantidad</a>(); i++)</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                {</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;                        nuevoCoef = dv-&gt;<a class="code" href="classDesigualdad.html#a5b69a9d5fcb8317ea27759c9228677fe">getCoeficiente</a>(<a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>[i]) + lambda;</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;                        dv-&gt;<a class="code" href="classDesigualdad.html#a808dbec1319062a185a99d86beadbb6e">setCoeficiente</a>(<a class="code" href="classApproxCliqueLifter.html#a6b1b1ea80f38ba35d5c47a5a46bb8504">_enumerables</a>[i], nuevoCoef);</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;                        <span class="keywordflow">if</span> (nuevoCoef &gt; 1)</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;                                dv-&gt;<a class="code" href="classDesigualdad.html#a572f542b4f149f8013140df97c929f25">setAsNotRank</a>();</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;                }</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;                dv-&gt;<a class="code" href="classDesigualdad.html#a3e5524d083104f0bb2e38345fa37372e">setRHS</a>(dv-&gt;<a class="code" href="classDesigualdad.html#a985afe269bc6cc893d0fb5f05e6c0051">getRHS</a>()+lambda);</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;        }</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;}</div>
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